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Kwikset's 400T series delivers reliable keyed entry security with a solid brass construction designed to withstand daily use and environmental exposure. This model features a 3-inch backset configuration compatible with standard door preparations, making installation straightforward for residential applications. The K6 keyway provides consistent performance with Kwikset's durable pin tumbler mechanism, while the polished chrome finish complements contemporary and traditional décor. Ideal for exterior doors, this entry lock combines functional security with the trusted engineering homeowners expect from a leading hardware manufacturer.